Home / 6,122.05-9,168.49-4,725.20

Finding the Fourth Proportional to 6,122.05, 9,168.49 and 4,725.20

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Solution

The fourth proportional to 6,122.05, 9,168.49 and 4,725.20 is: 7,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.05 : 9,168.49 = 4,725.20 : x
  2. Step 2: Convert to fraction form
    6,122.05/9,168.49 = 4,725.20/x
  3. Step 3: Cross multiply
    6,122.05x = 9,168.49 × 4,725.20
  4. Step 4: Simplify right side
    6,122.05x = 43,322,948.95
  5. Step 5: Solve for x
    x = 43,322,948.95/6,122.05
  6. Step 6: Final answer
    x = 7,076.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.